{"id":"CVE-2019-0982","aliases":["GHSA-4jxx-4qxw-prxm"],"url":"https://o3.security/vulnerability/CVE-2019-0982","summary":"Denial of service in ASP.NET Core","details":"A denial of service vulnerability exists when ASP.NET Core improperly handles web requests, aka 'ASP.NET Core Denial of Service Vulnerability'.","published":"2019-05-16T19:29:05.083Z","modified":"2026-07-08T18:17:05.073022Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"NuGet","name":"Microsoft.AspNetCore.SignalR.Protocols.MessagePack","fixedVersion":"1.1.5"},{"ecosystem":"NuGet","name":"Microsoft.AspNetCore.SignalR.Protocols.MessagePack","fixedVersion":"1.0.11"}],"fix":null,"references":[{"type":"FIX","url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0982"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T18:17:05.073022Z"}}